Trail bulldozer



FIG. 1 is a right side perspective view of a trail bulldozer, showing mynew design;

FIG. 2 is a left side perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken line in figure drawings represents unclaimed environment onlyand forms no part of the claimed design.

CLAIM The ornamental design for a trail bulldozer, as shown anddescribed.